David E. Wheeler wrote:
>
> $foo should be killed off as a valid identifier, IMNSHO.
>
>
>
It's only legal when quoted. Unquoted indetifiers can't begin with $.
see scan.l:
ident_start [A-Za-z\200-\377_] ident_cont [A-Za-z\200-\377_0-9\$] identifier
{ident_start}{ident_cont}*
cheers
andrew